Closed disorder from Phlegm-Heat usually associated with Summer-Heat stroke, Wind-stroke, or the advanced stage of a warm-febrile disease when Heat sinks into the Pericardium and turbid Phlegm veils the orifices of the Heart.
Originally, this formula was also used for foulness-stroke (Zhong E), which is sudden collapse, discomfort with pain of the abdomen following an exposure to extremely noxious and foul odors, such as those emanating from rotten food or dead bodies.